Hadoop新旧Api的变化

http://blog.csdn.net/derekjiang/article/details/6836209

mapreduce的过程
http://blog.csdn.net/derekjiang/article/details/6851625

SimpleDateFormat dateformate=new SimpleDateFormat("yyyyMMdd");
		Date today = dateformate.parse(date);
		
		for(int i=-1;i>-30;i--){
			tempDate=DateUtils.addDays(today, i);
			FileInputFormat.addInputPath(job, new Path(coreActionInputPath+"/"+dateformate.format(tempDate)));
			
			System.out.println(coreActionInputPath+"/"+dateformate.format(tempDate));
		}
		FileInputFormat.addInputPath(job, new Path(fKpidayInputPath + "/"
				+ dateformate.format(today)));

获取参数
http://blog.sina.com.cn/s/blog_9ffceca501016vmj.html

hadoop cdh4 结构
http://blog.csdn.net/chenpingbupt/article/details/7922104

手动部署cdh4.5
http://wenku.baidu.com/view/6544c87f2e3f5727a5e962a3.html

http://www.xingxingge.com/Hadoop/134.html


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